Private Equity Firm Business Services

Bluestone Investment Partners

McLean, Virginia, United States

Bluestone Investment Partners is a private equity firm investing in lower middle-market defense and government services companies, leveraging industry-focused insight and intellectual and investment capital for portfolio management teams.

Focus Areas
Defense and government services, Defense technology, Government technology

Tracked deals

20

20 tracked deals across 2019-2026.

Recent pace

4

4 tracked deals announced in the last 12 months.

Deal mix

Addon

10 addon · 7 buyout · 3 growth capital

Bluestone Investment Partners Acquisition Volume by Year

Last 7 years

Acquisition volume by year Annual acquisition counts for the last 7 years for Bluestone Investment Partners. 2 2019 2 2020 3 2021 3 2023 5 2024 1 2025 ~5 est. 4 2026
Actual Full-year estimate

Supporting Data

Recent Transactions

Showing the 12 most recent of 20 tracked deals for Bluestone Investment Partners.

  • Bluestone Investment Partners Acquires Delphinus Engineering
    July 23, 2026
    Buyer
    Bluestone Investment Partners
    Target
    Delphinus Engineering
    Seller
    Ranjit Das (Founder; leadership retirement)
    Industry
    Industrial Services
    Location
    Pennsylvania, United States
    Type
    Buyout

    Bluestone Investment Partners acquired Delphinus Engineering, a Pennsylvania-based Navy ship-repair, modernization, and sustainment services provider. The partnership includes a leadership transition, with founder Ranjit Das retiring and senior executive Roby Lentz becoming CEO, and Bluestone plans to grow Delphinus through organic investment and acquisitions.

  • Valiant Solutions Acquires BreakPoint Labs to Expand AI-Enabled Cyber Capabilities
    June 4, 2026
    Buyer
    Valiant Solutions, Bluestone Investment Partners
    Target
    BreakPoint Labs
    Industry
    Cybersecurity
    Location
    Virginia, United States
    Type
    Buyout

    Valiant Solutions, a Bluestone Investment Partners portfolio company, acquired BreakPoint Labs, a specialized cybersecurity firm focused on AI-enabled cyber operations, adversarial threat emulation, red team operations, and DevSecOps. The deal expands Valiant’s technology and engineering capabilities for federal civilian, Department of Defense, and national security customers.

  • Valiant Solutions Acquires Abile Group to Expand Federal Cybersecurity and Network Engineering
    February 17, 2026
    Buyer
    Valiant Solutions, LLC, Bluestone Investment Partners
    Target
    Abile Group
    Industry
    Cybersecurity
    Location
    United States
    Type
    Addon

    Valiant Solutions, a Bluestone-backed provider of cybersecurity technologies and services to U.S. Federal agencies, announced it has acquired Abile Group. The deal adds Abile’s secure network and cyber engineering capabilities—including endpoint protection, cloud-native architectures, and network engineering—to expand Valiant’s cybersecurity support across the cyber lifecycle for federal and national security customers.

  • Qualis and InTrack Radar Technologies and Tektonux Announce Merger to Form Missile Defense and Space Domain Awareness Platform
    February 4, 2026
    Buyer
    Bluestone Investment Partners
    Target
    Qualis, InTrack Radar Technologies, Tektonux
    Industry
    Aerospace & Defense
    Location
    Alabama, United States
    Type
    Buyout

    Qualis, InTrack Radar Technologies, and Tektonux announced they will merge to form a combined company delivering integrated hardware and AI-enabled software for missile defense and space domain awareness. The new platform is backed as a portfolio company of Bluestone Investment Partners and is positioned to modernize sensor-to-shooter capabilities for U.S. Army, U.S. Space Force, U.S. Air Force, Missile Defense Agency, and NASA.

  • Precise Systems Acquires Mission Focused Systems
    September 9, 2025
    Buyer
    Precise Systems, Bluestone Investment Partners
    Target
    Mission Focused Systems
    Industry
    Engineering Services
    Location
    Pennsylvania, United States
    Type
    Addon

    Precise Systems, a Bluestone-backed defense services company based in Lexington Park, Maryland, has acquired Mission Focused Systems (MFS), a Royersford, Pennsylvania-based systems engineering and cybersecurity services firm. The add-on expands Precise Systems' engineering, modeling & simulation, and digital transformation capabilities for the Department of Defense, Intelligence Community, and other federal customers.

  • Bluestone Investment Partners Makes Strategic Investment in Valiant Solutions, LLC
    December 18, 2024
    Buyer
    Bluestone Investment Partners
    Target
    Valiant Solutions, LLC
    Industry
    Cybersecurity
    Location
    North Carolina, United States
    Type
    Growth capital

    Bluestone Investment Partners has made a strategic growth investment in Valiant Solutions, LLC, a federal cybersecurity provider headquartered in Henderson, North Carolina. The transaction will support Valiant's next phase of growth — including new executive hires George Wilson and Tom Weston — while founder Matt Raydo remains to lead business development and customer continuity.

  • Precise Systems Acquires Tucson Embedded Systems
    September 5, 2024
    Buyer
    Precise Systems, Inc., Bluestone Investment Partners
    Target
    Tucson Embedded Systems, LLC
    Seller
    Antonio Procopio, Sean Mulholland, Dennis Kenman
    Industry
    Aerospace & Defense
    Location
    Arizona, United States
    Type
    Addon

    Precise Systems, a portfolio company of Bluestone Investment Partners, has acquired Tucson Embedded Systems (TES), a Tucson, Arizona-based hardware and software engineering firm specializing in model-based engineering and open-architecture avionics standards (FACE, SOSA). The acquisition is an add-on to Precise's Bluestone-backed platform, expanding its advanced engineering capabilities and bringing TES's proprietary AWESUM tool suite and SBIR-backed HOST Harmony test station into the platform.

  • Bluestone Investment Partners Makes Strategic Investment in Qualis Corporation
    August 23, 2024
    Buyer
    Bluestone Investment Partners, BIP III SBIC LP
    Target
    Qualis Corporation
    Industry
    Aerospace & Defense
    Location
    Alabama, United States
    Type
    Growth capital

    Bluestone Investment Partners has completed a strategic growth investment in Qualis Corporation through its SBICCT-licensed fund, BIP III SBIC LP. The capital will support Qualis — a Huntsville-based missile defense and space systems technology company — to accelerate technology development, organic growth and potential acquisitions while management remains in place.

  • Chesapeake Technology International (CTI) Acquires Asymmetric Technologies LLC
    April 1, 2024
    Buyer
    Chesapeake Technology International, Corp. (CTI), Bluestone Investment Partners
    Target
    Asymmetric Technologies LLC
    Industry
    Aerospace & Defense
    Location
    Ohio, United States
    Type
    Addon

    Chesapeake Technology International, a portfolio company of Bluestone Investment Partners, has acquired Asymmetric Technologies LLC to expand CTI’s product portfolio with Asymmetric’s IronClad and Whisper solutions. The add-on acquisition strengthens CTI’s capabilities in flight autonomy, edge communications, and NDAA-compliant hardware/software for Department of Defense and national security customers.

  • Precise Systems Acquires Jardon & Howard Technologies (JHT)
    March 19, 2024
    Buyer
    Precise Systems, Bluestone Investment Partners
    Target
    Jardon & Howard Technologies (JHT)
    Industry
    Aerospace & Defense
    Location
    Florida, United States
    Type
    Addon

    Precise Systems, a portfolio company of Bluestone Investment Partners, has acquired Orlando-based Jardon & Howard Technologies (JHT) in a transaction that closed on February 16, 2024. The acquisition expands Precise Systems' training and simulation capabilities for Department of Defense and other federal customers by integrating JHT's proxSIMity simulation framework and interactive courseware into its platform.

  • Precise Systems Acquires Excet, Inc.
    November 1, 2023
    Buyer
    Precise Systems, Inc., Bluestone Investment Partners
    Target
    Excet, Inc.
    Industry
    Government & Public Sector
    Location
    Virginia, United States
    Type
    Addon

    Precise Systems, a Bluestone Investment Partners-backed government services platform, has acquired Excet, Inc., a Springfield, Virginia-based provider of physical sciences research and engineering services to the U.S. Department of Defense. The deal, which closed on November 10, 2023, expands Precise’s capabilities in CBRNE, biotechnology, chemistry and related physical-sciences support for Army and Navy customers and represents Precise’s first acquisition since Bluestone’s investment earlier in 2023.

  • Bluestone Investment Partners Invests in Precise Systems, Inc.
    May 9, 2023
    Buyer
    Bluestone Investment Partners
    Target
    Precise Systems, Inc.
    Industry
    Government & Public Sector
    Location
    Maryland, United States
    Type
    Growth capital

    Bluestone Investment Partners, a McLean, Virginia-based private equity firm, has made a strategic growth investment in Precise Systems, Inc., a Lexington Park, Maryland-based provider of engineering, program management and software development services to the U.S. Department of Defense. The transaction supports management continuity (Scott Pfister named CEO) and is intended to accelerate growth and enable strategic M&A to expand Precise Systems' capabilities and reach across DoD customers.

Related Acquisition Pages

Aerospace & Defense Buyers & Acquisitions 8 tracked deals by Bluestone Investment Partners. Cybersecurity Buyers & Acquisitions 4 tracked deals by Bluestone Investment Partners. Government & Public Sector Buyers & Acquisitions 3 tracked deals by Bluestone Investment Partners. Data & Analytics Buyers & Acquisitions 2 tracked deals by Bluestone Investment Partners. Acquisitions in Virginia 5 tracked deals by Bluestone Investment Partners. Acquisitions in Alabama 3 tracked deals by Bluestone Investment Partners. Acquisitions in Maryland 2 tracked deals by Bluestone Investment Partners. Acquisitions in Pennsylvania 2 tracked deals by Bluestone Investment Partners.

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